package com.zh.service;

import com.zh.entity.ShoppingCart;
import com.baomidou.mybatisplus.extension.service.IService;

/**
 * <p>
 * 购物车 服务类
 * </p>
 *
 * @author 你爹
 * @since 2023-09-21
 */
public interface ShoppingCartService extends IService<ShoppingCart> {

    ShoppingCart saveOrAdd(ShoppingCart shoppingCart);

    ShoppingCart subOrRemove(ShoppingCart shoppingCart);
}
